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JAMB Physics 2020 Paper

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Question : 35

Total: 38

Which of the following instruments consumes the highest current?

I
II
III
IV

Solution:

(I) I = $\frac{P}{V} = \frac{1000}{25}$ = 4A

(II) I = $\frac{110}{220}$ = 0.5A

(III) I = $\frac{30}{6}$ = 5A

(IV) I = $\frac{500}{110}$ = 4.55A

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